Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Machinery |
13 824
EUR
|
15 020
EUR
|
— |
| Vehicles [abstract] | |||
| Vehicles |
975,000
EUR
|
397,000
EUR
|
— |
| Fixtures and fittings |
3 263
EUR
|
2 763
EUR
|
— |
| Construction in progress |
23 483
EUR
|
13 519
EUR
|
— |
| Property, plant and equipment |
183 470
EUR
|
166 802
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
249,000
EUR
|
98,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
1 114
EUR
|
1 114
EUR
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | |||
| Investments in subsidiaries reported in separate financial statements |
-
EUR
|
-
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
14 437
EUR
|
18 169
EUR
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments [abstract] | |||
| Current advances to suppliers |
1 019
EUR
|
2 162
EUR
|
— |
| Other current receivables |
2 755
EUR
|
5 156
EUR
|
— |
| Trade and other current receivables |
17 192
EUR
|
25 325
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Categories of non-current financial assets [abstract] | |||
| Non-current loans and receivables |
128,000
EUR
|
39,000
EUR
|
— |
| Non-current financial assets |
203,000
EUR
|
114,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
1 777
EUR
|
2 694
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
8 547
EUR
|
5 550
EUR
|
3 696
EUR
|
| Miscellaneous current assets [abstract] | |||
| Current investments | — | — | — |
| Short-term deposits, not classified as cash equivalents |
-
EUR
|
2 000
EUR
|
— |
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other current provisions |
1 652
EUR
|
78,000
EUR
|
— |
| Trade and other non-current payables [abstract] | |||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income other than non-current contract liabilities | — | — | — |
| Non-current government grants |
30 850
EUR
|
32 211
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current advances received, representing current contract liabilities for performance obligations satisfied at point in time |
840,000
EUR
|
773,000
EUR
|
— |
| Accruals classified as current | — | — | — |
| Short-term employee benefits accruals |
715,000
EUR
|
695,000
EUR
|
— |
| Trade and other current payables |
14 105
EUR
|
18 548
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current accrued expenses and other current liabilities |
440,000
EUR
|
337,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
74 476
EUR
|
74 476
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings, profit (loss) for reporting period |
4 505
EUR
|
6 356
EUR
|
— |
| Retained earnings, excluding profit (loss) for reporting period |
11 128
EUR
|
4 822
EUR
|
— |
| Retained earnings |
15 633
EUR
|
11 178
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Statutory reserve |
7 447
EUR
|
7 447
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
213 540
EUR
|
203 886
EUR
|
— |
| Liabilities |
115 934
EUR
|
107 785
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
28 535
EUR
|
35 731
EUR
|
— |
| Current liabilities |
22 326
EUR
|
24 281
EUR
|
— |
| Assets less current liabilities [abstract] |